Our Staff

Arvin K. Rao, MD

“Listening to patients, understanding their needs, and coordinating care with other healthcare providers are essential to providing the highest quality care and individualized treatment options.”

Dr. Rao is a Colorado native.  After graduating from Cherry Creek High School in 1993, he attended Hanover College where he graduated Summa Cum Laude with majors in both chemistry and philosophy.   After undergraduate studies, he returned to Denver for medical training at the University of Colorado.  Dr. Rao graduated from the School of Medicine with honors and was elected to the prestigious Alpha Omega Alpha Honor Medical Society.  He completed an internship in general surgery and residency in Otolaryngology - Head & Neck Surgery at West Virginia University.  He served his final year as chief resident in otolaryngology and graduated in 2006 with multiple publications and presentations at national specialty meetings.

Dr. Rao returned to Denver in 2006 to start his practice, specializing in the comprehensive medical & surgical care of the ear, nose and throat in both children and adults . He is a fellow of the American Association of Otolaryngic Allergy and member of the American Academy of Otolaryngology - Head and Neck Surgery and Colorado Medical Society.  He serves as a Senior Clinical Instructor at the University of Colorado School of Medicine and Associate Clinical Professor at Rocky Vista University.  His subspecialty interests include nose and sinus disease, allergy, voice, and swallowing disorders.  Dr. Rao is married and lives in Denver with his wife, Dr. Suchitra Rao, and their two sons.  His interests outside medicine include hiking, mountain biking, photography, music, and scuba diving.

View Dr. Rao's Curriculum vitae.

Carrie Chanos, PA-C

Carrie joins South Denver ENT with thirteen years experience as a Physician Assistant in a variety of settings. Upon graduation from the CHA/PA program at the University of Colorado Health Sciences Center in 2006, Carrie started her career as a PA in family medicine. Her passion for ENT and allergy began when her first son was diagnosed with allergies as an infant and asthma as a young child. Having lived her entire life in Colorado and understanding the importance of an active lifestyle to most Coloradans, Carrie is dedicated to helping the patients at South Denver ENT & Allergy live their best life possible. This dedication to health and well-being extends beyond the office where she also works as a group fitness instructor. Additionally, Carrie serves as an adjunct professor at the PA school at Rocky Vista University. Her free time is spent camping, skiing, and playing sports with her two sons and husband.

South Denver ENT Staff

At South Denver ENT & Allergy, our knowledgeable, experienced, and friendly nursing and front desk staff will listen to your questions and concerns and provide answers to your questions in a timely and professional manner.  We have assembled a team with the purpose of providing you with compassionate, innovative, and personalized care .  Our approach is informed by the core values of Integrity, Compassion, Advocacy, Respect, and Excellence.  We look forward to the opportunity to serve as an advocate for your health and will follow up with you to assure that your concerns are resolved and health improved.

Contact Us

To get in touch with us, give us a call at (303) 953-6767

15 W Dry Creek Circle Littleton, CO 80120

Our Location

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Hours of Operation

Our Regular Schedule

South Denver ENT & Allergy


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-3:00 pm